You can renew your Permanent certificate by providing the certificate signing request (CSR) that you saved when acquiring the old certificate by mail to email@example.com. After the permanent SSL Certificate has been generated, save it to a secure location. Select Domain info in the Domain Settings menu. Then, Go to the Web Service page and click the Edit icon next to the SSL Support. You need to enter the corresponding certificate into the box of the form that opens and then click on the Upload. Now you can use the certificate jointly with the private key you have saved.